<template>
  <el-table border style="margin: 10px 0px" :data="skuArr">
    <el-table-column
      label="序号"
      type="index"
      align="center"
      width="80px"
    ></el-table-column>
    <el-table-column
      label="名称"
      show-overflow-tooltip
      width="150px"
      prop="skuName"
    ></el-table-column>
    <el-table-column
      label="描述"
      show-overflow-tooltip
      width="150px"
      prop="skuDesc"
    ></el-table-column>
    <el-table-column label="图片" width="150px">
      <template #="{ row, $index }">
        <img :src="row.skuDefaultImg" style="width: 100px; height: 100px" />
      </template>
    </el-table-column>
    <el-table-column label="重量" width="150px" prop="weight"></el-table-column>
    <el-table-column label="价格" width="150px" prop="price"></el-table-column>
    <el-table-column label="操作" width="250px" fixed="right">
      <template #="{ row, $index }">
        <el-button
          @click="updateSale(row)"
          type="primary"
          size="small"
          :icon="row.isSale == 1 ? 'Bottom' : 'Top'"
        ></el-button>
        <el-button
          type="primary"
          size="small"
          icon="Edit"
          @click="updateSku"
        ></el-button>
        <el-button
          type="primary"
          size="small"
          icon="InfoFilled"
          @click="findSku(row)"
        ></el-button>
        <el-popconfirm
          :title="`你确定要删除${row.skuName}?`"
          width="200px"
          @confirm="removeSku(row.id)"
        >
          <template #reference>
            <el-button type="primary" size="small" icon="Delete"></el-button>
          </template>
        </el-popconfirm>
      </template>
    </el-table-column>
  </el-table>

  <el-pagination
    v-model:current-page="pageNo"
    v-model:page-size="pageSize"
    :page-sizes="[10, 20, 30, 40]"
    :background="true"
    layout="prev, pager, next, jumper,->,sizes,total"
    @current-change="getHasSku"
    @size-change="handler"
    :total="total"
  />
  <!-- 抽屉组件 -->
  <el-drawer v-model="drawer">
    <!-- 标题部分 -->
    <template #header>
      <h4>查看商品详情</h4>
    </template>
    <template #default>
      <el-row style="margin: 10px 0px">
        <el-col :span="6">名称</el-col>
        <el-col :span="18">{{ skuInfo.skuName }}</el-col>
      </el-row>

      <el-row style="margin: 10px 0px">
        <el-col :span="6">描述</el-col>
        <el-col :span="18">{{ skuInfo.skuDesc }}</el-col>
      </el-row>

      <el-row style="margin: 10px 0px">
        <el-col :span="6">价格</el-col>
        <el-col :span="18">{{ skuInfo.price }}</el-col>
      </el-row>

      <el-row style="margin: 10px 0px">
        <el-col :span="6">平台属性</el-col>
        <el-col :span="18">
          <el-tag
            v-for="item in skuInfo.skuAttrValueList"
            style="margin: 1px 2px"
            :key="item.id"
          >
            {{ item.valueName }}
          </el-tag>
        </el-col>
      </el-row>

      <el-row style="margin: 10px 0px">
        <el-col :span="6">销售属性</el-col>
        <el-col :span="18">
          <el-tag
            v-for="item in skuInfo.skuSaleAttrValueList"
            :key="item.id"
            style="margin: 1px 2px"
          >
            {{ item.saleAttrValueName }}
          </el-tag>
        </el-col>
      </el-row>

      <el-row style="margin: 10px 0px">
        <el-col :span="6">商品图片</el-col>
        <el-col :span="18">
          <el-carousel :interval="4000" type="card" height="200px">
            <el-carousel-item
              v-for="item in skuInfo.skuImageList"
              :key="item.id"
            >
              <img :src="item.imgUrl" style="width: 100%; height: 100%" />
            </el-carousel-item>
          </el-carousel>
        </el-col>
      </el-row>
    </template>
  </el-drawer>
</template>

<script lang="ts" setup>
import { ref, onMounted } from 'vue'
// 引入请求
import {
  reqSkuList,
  reqSaleSku,
  reqCancelSale,
  reqSkuInfo,
  reqRemoveSku,
} from '@/api/product/sku'
import type {
  SkuResponseData,
  SkuData,
  SkuInfoData,
} from '@/api/product/sku/type'
import { ElMessage } from 'element-plus'

// 分页器当前页码
let pageNo = ref<number>(1)
// 一页展示几条数据
let pageSize = ref<number>(10)
let total = ref<number>(0)
let skuArr = ref<SkuData[]>([])
// 控制抽屉显示与隐藏
let drawer = ref<boolean>(false)
let skuInfo = ref<any>({})
// 组件挂载完毕
onMounted(() => {
  getHasSku()
})

const getHasSku = async (pager = 1) => {
  // 当前分页器页数
  pageNo.value = pager
  let result: SkuResponseData = await reqSkuList(pageNo.value, pageSize.value)
  if (result.code == 200) {
    ;(total.value = result.data.total), (skuArr.value = result.data.records)
  }
}

// 分页器下拉菜单发生变化
const handler = (pageSizes: number) => {
  getHasSku()
}

//商品的上架与下架的操作
const updateSale = (row: SkuData) => {
  //如果当前商品的isSale==1,说明当前商品是上架的额状态->更新为下架
  //否则else情况与上面情况相反
  if (row.isSale == 1) {
    //下架操作
    reqCancelSale(row.id as number)
    //提示信息
    ElMessage({ type: 'success', message: '下架成功' })
    //发请求获取当前更新完毕的全部已有的SKU
    getHasSku(pageNo.value)
  } else {
    //下架操作
    reqSaleSku(row.id as number)
    //提示信息
    ElMessage({ type: 'success', message: '上架成功' })
    //发请求获取当前更新完毕的全部已有的SKU
    getHasSku(pageNo.value)
  }
}

// 更新已有SKu
const updateSku = () => {
  ElMessage({
    type: 'success',
    message: '程序员在努力更新中',
  })
}

// 抽屉显示
const findSku = async (row: SkuData) => {
  drawer.value = true
  // 获取已有商品详情数据
  let result: SkuInfoData = await reqSkuInfo(row.id as number)
  // 存储已有SKU
  skuInfo.value = result.data
}

// 删除某个已有id
const removeSku = async (id: number) => {
  // 删除某一个已有商品
  let result: any = await reqRemoveSku(id)
  if (result.code == 200) {
    ElMessage({
      type: 'success',
      message: '删除成功',
    })
  } else {
    ElMessage({
      type: 'error',
      message: '系统数据不能删除',
    })
  }
}
</script>

<style scoped>
.el-carousel__item h3 {
  color: #475669;
  opacity: 0.75;
  line-height: 200px;
  margin: 0;
  text-align: center;
}

.el-carousel__item:nth-child(2n) {
  background-color: #99a9bf;
}

.el-carousel__item:nth-child(2n + 1) {
  background-color: #d3dce6;
}
</style>
